Usage:
Cache Formation (CA*)
Geologic age:
late Tertiary to Quaternary (late Pliocene to early Pleistocene; Blancan NALMA)*
Type section, locality, area and/or origin of name:
Type locality: North Fork of Cache Creek, between Cache Creek and Benmore Canyon (in T. 14 N., R. 6 W., and T. 13 N., R. 6 W.), Lower Lake and Bartlett Springs SE 7.5-min quadrangles, Lake Co., northern CA (Rymer, 1981).
Reference section: west-trending part of Blackeye Canyon, in N/2 N/2 sec. 13, T. 13 N., R. 7 W., from large bend in canyon westward to its mouth, Lower Lake 7.5-min quadrangle, Lake Co., northern CA (Rymer, 1981).
AAPG geologic province:
California Coast Ranges province*
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).